الوصف
| الملخص: | Examines the movement and interaction of tectonic plates, which account for a vast array of geologic formations and phenomena, from California's San Andreas Fault to the Rift Valley of eastern Africa. Topics include convergent boundaries, subduction, hotspots, and the debate over what drives plate motion.
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| وصف المادة: | Video streaming is available for these titles. |
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| التنسيق: | Mode of access: Windows Media Player, World Wide Web. |
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| جمهور: | High school/college.
9-12+ |
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| Participant or Performer: | Presented by James Sadd ; narrated by David Gilfillan. |
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| اللغة: | Closed captioned. |
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| Type of Computer File or Data Note: | Graphic file (Streaming video; 33 min.). |
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